Modular frame



FIG. 1 is a rear, top and one side isometric view of a modular frame showing our design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a top side elevation view thereof; and,

FIG. 7 is a bottom side elevation view thereof. 

CLAIM The ornamental design for a modular frame, as shown and described. 